User manual

B - 16 Magelis
1. Introduction: Display unit operating concepts
 Multipoint connection (XBT N401/N410/NU400/R410/R411)
One display unit linked to several devices (maximum of 15)
 Multidrop connection (XBT N401/N410/R410/R411)
Several display units linked to one device
XBT ref. Note
N200/N400
R400
Point-to-point only
NU400 No multidrop connection
NU400 Modbus master protocol only
N200/N400/N410(1)
R400/R410
Not compatible with the Modbus slave protocol
PLC 1 PLC 2 Other device PLC 3
Modbus, Uni-Telway protocols:
- Modbus master
- Uni-Telway slave
Device 1 Device 2
Device 3
Device n
n
2
Connected device
Modbus, Uni-Telway protocols:
- Modbus slave
- Uni-Telway slave
1